이화웅 송형근 2024-01-21T11:36:06Z 2024-01-21T11:36:06Z 2022-01-10 2001-11 https://pubs.kist.re.kr/handle/201004/140036 The environment and energy technologies as a challenge of the chemical industry in 21st century ET와 21세기의 화학산업 Article 3 공업화학전망, v.4, no.5, pp.32 - 45 공업화학전망 4 5 32 45 environment